component
TPS62821DLCR
Public Made by Adomby adom
Texas Instruments DC-DC Converters, VSON-8(1.5x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+45@@ -0,0 +1,45 @@+# TPS62821DLCR++**Texas Instruments** · DC-DC Converters · VSON-8(1.5x2)++TPS62821DLCR from Texas Instruments, in a VSON-8(1.5x2). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | EN | input | Enable input; High=Enabled, Low=Disabled; do not leave floating. |+| 2 | FB | input | Output voltage feedback input for resistive voltage divider; feedback voltage regulated to 600mV nominal with ±1% accuracy. |+| 3 | AGND | power_in | Analog signal ground internally connected to PGND but can be left floating. |+| 4 | NC | unconnected | No internal connection; can be connected to VOUT, GND, or left floating. |+| 5 | PGND | power_in | Power ground providing return path for power stage currents. |+| 6 | SW | power_out | Switch node driven by internal MOSFET switches to deliver power to external LC filter; DC voltage range -0.3V to VIN+0.3V. |+| 7 | VIN | power_in | Supply voltage input with operating range 2.4V to 5.5V; absolute maximum pin voltage -0.3V to 6V. |+| 8 | PG | output | Open-drain power good output indicating regulation status; maximum sink current 1mA; leave floating or connect to GND if unused. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VSON-8(1.5x2) |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `TPS62821DLCR`+- Footprint: `Package_SON:VSON-8_1.5x2mm_P0.5mm`+- 3D model: VSON-8(1.5x2), generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.9 mm nominal VQFN height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)+- 3D model files: `tps62821dlcr-etched.step` / `tps62821dlcr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps62821dlcr.step` / `tps62821dlcr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/ds/symlink/tps62822.pdf) (31 pp, sha256 `68d4e1472bb48694`, retrieved 2026-10-01, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/tps62821dlcr-datasheet.pdf)
page.jsonadded+155@@ -0,0 +1,155 @@+{+ "slug": "tps62821dlcr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments DC-DC Converters, VSON-8(1.5x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps62821dlcr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps62821dlcr.kicad_sym",+ "tps62821dlcr.kicad_mod",+ "tps62821dlcr.glb",+ "tps62821dlcr.step",+ "tps62821dlcr.lbr",+ "docs/hero.png",+ "docs/tps62821dlcr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "TPS62821DLCR",+ "manufacturer": "Texas Instruments",+ "package": "VSON-8(1.5x2)",+ "pin_count": 8,+ "category": "Power Management (PMIC)",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.ti.com/cn/lit/ds/symlink/tps62822.pdf",+ "parts": {+ "symbol": "tps62821dlcr.kicad_sym",+ "footprint": "tps62821dlcr.kicad_mod",+ "model_3d": "tps62821dlcr-etched.glb",+ "model_3d_plain": "tps62821dlcr.glb",+ "model_3d_step": "tps62821dlcr-etched.step",+ "model_3d_step_plain": "tps62821dlcr.step",+ "lbr": "tps62821dlcr.lbr"+ },+ "distributor_links": {+ "lcsc": "C469860",+ "digikey": "296-50127-2-ND",+ "mouser": "595-TPS62821DLCR"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T18:09:28Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-50127-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-TPS62821DLCR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "EN",+ "type": "input",+ "description": "Enable input; High=Enabled, Low=Disabled; do not leave floating."+ },+ {+ "number": "2",+ "name": "FB",+ "type": "input",+ "description": "Output voltage feedback input for resistive voltage divider; feedback voltage regulated to 600mV nominal with ±1% accuracy."+ },+ {+ "number": "3",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog signal ground internally connected to PGND but can be left floating."+ },+ {+ "number": "4",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection; can be connected to VOUT, GND, or left floating."+ },+ {+ "number": "5",+ "name": "PGND",+ "type": "power_in",+ "description": "Power ground providing return path for power stage currents."+ },+ {+ "number": "6",+ "name": "SW",+ "type": "power_out",+ "description": "Switch node driven by internal MOSFET switches to deliver power to external LC filter; DC voltage range -0.3V to VIN+0.3V."+ },+ {+ "number": "7",+ "name": "VIN",+ "type": "power_in",+ "description": "Supply voltage input with operating range 2.4V to 5.5V; absolute maximum pin voltage -0.3V to 6V."+ },+ {+ "number": "8",+ "name": "PG",+ "type": "output",+ "description": "Open-drain power good output indicating regulation status; maximum sink current 1mA; leave floating or connect to GND if unused."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 31,+ "cost_usd": 0.2403,+ "at": "2026-10-01T18:09:08"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/ds/symlink/tps62822.pdf",+ "pages": 31,+ "sha256": "68d4e1472bb48694",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}